androidx.emoji2.text.MetadataRepo$Node -> fl1:
# {"id":"sourceFile","fileName":"MetadataRepo.java"}
    android.util.SparseArray mChildren -> a
    androidx.emoji2.text.TypefaceEmojiRasterizer mData -> b
      # {"id":"com.android.tools.r8.residualsignature","signature":"Lf33;"}
    1:3:void <init>(int):243:243 -> <init>
    4:11:void <init>(int):244:244 -> <init>
    1:4:void put(androidx.emoji2.text.TypefaceEmojiRasterizer,int,int):257:257 -> a
      # {"id":"com.android.tools.r8.residualsignature","signature":"(Lf33;II)V"}
    5:19:androidx.emoji2.text.MetadataRepo$Node get(int):248:248 -> a
    5:19:void put(androidx.emoji2.text.TypefaceEmojiRasterizer,int,int):257 -> a
    20:21:void put(androidx.emoji2.text.TypefaceEmojiRasterizer,int,int):259:259 -> a
    22:24:void <init>():239:239 -> a
    22:24:void put(androidx.emoji2.text.TypefaceEmojiRasterizer,int,int):259 -> a
    25:34:void put(androidx.emoji2.text.TypefaceEmojiRasterizer,int,int):260:260 -> a
    35:38:void put(androidx.emoji2.text.TypefaceEmojiRasterizer,int,int):264:264 -> a
    39:41:void put(androidx.emoji2.text.TypefaceEmojiRasterizer,int,int):266:266 -> a
